13311113113 has 2 divisors, whose sum is σ = 13311113114. Its totient is φ = 13311113112.

The previous prime is 13311113089. The next prime is 13311113143. The reversal of 13311113113 is 31131111331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11110846464 + 2200266649 = 105408^2 + 46907^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13311113113 is a prime.

It is not a weakly prime, because it can be changed into another prime (13311113143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6655556556 + 6655556557.

It is an arithmetic number, because the mean of its divisors is an integer number (6655556557).

Almost surely, 2^13311113113 is an apocalyptic number.

It is an amenable number.

13311113113 is a deficient number, since it is larger than the sum of its proper divisors (1).

13311113113 is an equidigital number, since it uses as much as digits as its factorization.

13311113113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81, while the sum is 19.

Adding to 13311113113 its reverse (31131111331), we get a palindrome (44442224444).

The spelling of 13311113113 in words is "thirteen billion, three hundred eleven million, one hundred thirteen thousand, one hundred thirteen".